document.write( "Question 53318: x-1/x=7 find x^4-1/x^4 \n" ); document.write( "

Algebra.Com's Answer #35602 by Nate(3500) $\"\"$ $\"About$

You can put this solution on YOUR website!
x - 1 = 7x
\n" ); document.write( "-1 = 6x
\n" ); document.write( "-1/6 = x
\n" ); document.write( "plug:
\n" ); document.write( " $\"%28-1%2F6%29%5E4+-+1%2F%28-1%2F6%29%5E4\"$
\n" ); document.write( " $\"1%2F%286%2A6%2A6%2A6%29+-+6%2A6%2A6%2A6\"$
\n" ); document.write( "I think you can finish. \n" ); document.write( "

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